mod_dav_svn: Fix problem that pegged revision gets lost from URL when  navigating to parent directory and SVNIndexXSLT is enabled.
mod_dav_svn: Fix problem that pegged revision gets lost from URL when 
navigating to parent directory and SVNIndexXSLT is enabled.

Found by: stsp

* subversion/mod_dav_svn/repos.c
  (deliver): Add href attribute to <updir /> element in generated XML.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion